The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2015
Filed:
Dec. 06, 2012
Applicant:
Via Technologies, Inc., New Taipei, TW;
Inventors:
Assignee:
VIA TECHNOLOGIES, INC., New Taiperi, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 13/40 (2006.01); H02J 7/00 (2006.01); G06F 1/26 (2006.01); G06F 13/42 (2006.01);
U.S. Cl.
CPC ...
G06F 13/4022 (2013.01); G06F 1/266 (2013.01); G06F 13/4068 (2013.01); G06F 13/426 (2013.01); H02J 7/0004 (2013.01); H02J 7/007 (2013.01);
Abstract
An apparatus is provided for coupling a Universal Serial Bus (USB) device and a USB host. The apparatus includes a memory and a controller. The memory includes one or more descriptor entries. The controller is configured to obtain a descriptor of the USB device upon detection of the USB device on a USB bus, and compare the descriptor to a specific descriptor entry to generate a comparing result. Then the controller enables or disables a link path between the USB host and the USB device according the comparing result.